Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.602199E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T16:45:23+0800
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    1 Object 1

    AOE ID 20563
    NORAD ID 20563
    Object Type ROCKET BODY
    Country
    US US
    VS

    2 Object 2

    AOE ID 68924
    NORAD ID 68924
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 28E R/B KUIPER-00408
    Time of Closest Approach 2026-09-07T07:59:15+0000
    Collision Probability (Pc) 4.602199E-6
    Conjunction Distance (km) 1.667 km
    Relative Speed (km/s) 13.942 km/s
    Conjunction Risk Parameters R (Radial): -0.532 | I (In-track): 0.598 | C (Cross-track): 1.463
    Collision Risk Index (CRI) 0.48
    X Position (km) -1581.068 -1582.526
    Position Y (km) -5951.736 -5951.535
    Position Z (km) -3350.469 -3351.252
    Velocity X (km/s) -0.914 5.776
    Velocity Y (km/s) -3.519 1.115
    Velocity Z (km/s) 6.604 -4.715

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 28E R/B KUIPER-00408
    Semimajor Axis (a) 7005.903 km 7007.657 km
    Eccentricity (e) 0.005529 0.000078
    Inclination (i) 89.8682° 51.8999°
    RAAN 255.2326° 60.4687°
    Perigee Argument 251.3726° 133.5356°
    Mean Anomaly (M) 108.1489° 226.5672°
    Apogee 666.501 km 630.071 km
    Perigee 589.031 km 628.969 km
    Orbit Epoch 2026-09-05T00:57:46+0000 2026-09-04T22:17:06+0000

    ATLAS 28E R/B & KUIPER-00408 Collision Probability (Pc) Trend

    ATLAS 28E R/B & KUIPER-00408 Collision Probability (Pc) TrendNot Available

    ATLAS 28E R/B & KUIPER-00408 Miss Distance (Miss Distance) Trend

    ATLAS 28E R/B & KUIPER-00408 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 28E R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00408Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 28E R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00408Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 28E R/B

    No nearby objects data